Screen Size And Projection Distance - Yamaha DPX-830 Owner's Manual

◆ Screen size and projection distance

Refer to the following diagram to determine the screen size.
When the aspect ratio of the screen is 16:9
Screen size
B
Width of the projected image
When the aspect ratio of the screen is 4:3
When the aspect ratio of the screen is 4:3, the positional relation between the projected image and the screen is as shown below. Refer to the
following table for installation.
When the aspect ratio of the image is 4:3
Screen size
B
Width of the projected image
When the aspect ratio of the image is 16:9
Screen size
B
Width of the projected image
Screen size 4:3
Diagonal Height C
inch cm inch cm
40 102 24 61
60 152 36 91
80 203 48 122
100 254 60 152
150 381 90 229
200 508 120 305
250 635 150 381
300 762 180 457
• The above figures are approximate and may be slightly different from the actual measurements.
10
Center of the lens
Projected distance (L)
Center of the lens
Projected distance (L)
Center of the lens
Projected distance (L)
Size of the projected image 16:9
Width B Height A Blank space (D)
inch cm inch cm
32 81 18.0 46
48 122 27.0 69
64 163 36.0 91
80 203 45.0 114
120 305 67.4 171
160 406 89.9 228
200 508 112.4 286
240 610 134.9 343
Screen size 16:9
Diagonal Height A
inch cm inch cm
40 102 20 50
60 152 29 75
80 203 39 100
100 254 49 125
150 381 74 187
200 508 98 249
250 635 123 311
275 699 135 342
• The above figures are approximate and may be slightly different from the actual
measurements.
Screen size 4:3
Diagonal Height A
inch cm inch cm
40 102 24 61
60 152 36 91
80 203 48 122
100 254 60 152
150 381 90 229
200 508 120 305
250 635 150 381
275 699 165 419
• The above figures are approximate and may be slightly different from the actual
measurements.
Project distance (L)
Min.
inch cm inch m
3.0 8 51 1.3
4.5 11 78 2.0
6.0 15 105 2.7
7.5 19 132 3.3
11.3 29 198 5.0
15.0 38 265 6.7
18.8 48 332 8.4
22.6 57 398 10.1
Projected distance (L)
Width B Min. Max.
inch cm inch m inch
35 89 56 1.4 68 1.7
52 133 85 2.2 103 2.6
70 177 114 2.9 139 3.5
87 221 143 3.6 174 4.4
131 332 216 5.5 262 6.6
174 443 289 7.3 349 8.9
218 553 362 9.2 –
240 609 398 10.1 –
Project distance (L)
Width B Min. Max.
inch cm inch m inch
32 81 65 1.6 79 2.0
48 122 98 2.5 119 3.0
64 163 132 3.3 159 4.0
80 203 165 4.2 200 5.1
120 305 248 6.3 300 7.6
160 406 332 8.4 –
200 508 – – –
220 559 – – –
Hd
Max.
inch m inch cm
63 1.6 6.0 15
95 2.4 9.1 23
127 3.2 12.1 31
159 4.0 15.1 38
240 6.1 22.7 58
320 8.1 30.2 77
401 10.2 37.8 96
– – 45.3 115
Hd
m inch cm
6.6 17
9.9 25
13.2 33
16.5 42
24.7 63
32.9 84
– 41.2 105
– 45.3 115
Hd
m inch cm
6.8 17
10.2 26
13.6 35
17.0 43
25.5 65
– 34.0 86
– 42.5 108
– 46.8 119